From: Linac photon beam fine-tuning in PRIMO using the gamma-index analysis toolkit
Focal Spot FWHM (cm) | Average Dose Uncertainty (%) | 3 % /3mm (%) | 2 % /2mm (%) | 1 % /1mm (%) |
---|---|---|---|---|
0.10 | 7.9 | 100.0 | 98.8 | 67.7 |
0.12 | 7.9 | 100.0 | 100.0 | 68.9 |
0.14 | 7.9 | 100.0 | 99.4 | 72.1 |
0.15 | 7.9 | 100.0 | 100.0 | 78.9 |
0.16 | 7.9 | 100.0 | 93.8 | 75.2 |